/*
 * @Author: czy
 * @Date: 2021-04-24 08:25:45
 * @LastEditTime: 2021-04-24 15:39:00
 */
#include "io.h"

/**
 * @description: Initialization PIT.
 */
void init8253(void)
{
    outb(0x43, 0x43);
    outb(0x40, 0x9b);
    outb(0x40, 0x2e);
}
